Simplify.5 × 0.5 + 1.1 ÷ 2 - 0.42
A. 5.99
B. 10.09
C. 1.19
D. 2.89
Answer: D
Mathematics
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Solve the problem.Use the following information to graph the function f over the closed interval [-5, 6].i) The graph of f is made of closed line segments joined end to end.ii) The graph starts at the point (-5, 1).iii) The derivative of f is the step function in the figure shown here.
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Write 
as a whole or mixed number.
A. 
B. 
C. 
D. 
Mathematics
Multiply.(9 - x6)(9 + x6)
A. 81 - x12 B. 81 + x6 C. 81 - x36 D. 81 - x6
Mathematics
Use substitution to determine whether the given number is a zero of the given polynomial.2; f(x) = x4 - 7x2 + 12
A. Yes B. No
Mathematics